Description

3,4-Dihydro-2H-1,4-Benzothiazine 1,1-Dioxide is a high-purity, heterocyclic organic compound with the CAS number 82299-64-7, serving as a critical advanced intermediate in modern synthetic chemistry. Its value lies in its unique benzothiazine dioxide scaffold, which is essential for constructing complex molecules with targeted biological and material properties. This product is primarily needed by research institutions and manufacturers in the pharmaceutical and agrochemical industries for the development of new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders, inflammation, and other therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure to create compounds with specific modes of action.
• Material Science: Serves as a precursor for organic electronic materials, dyes, and pigments due to its fused ring system and potential for functionalization.
• Chemical Synthesis: Employed as a versatile synthon in academic and industrial research for constructing complex heterocyclic libraries and exploring new chemical reactions.

Basic Information

Product Name	3,4-Dihydro-2H-1,4-Benzothiazine 1,1-Dioxide
CAS No.	82299-64-7
Molecular Formula	C8H9NO2S
Molecular Weight	183.23 g/mol
Synonyms	1,4-Benzothiazine, 3,4-dihydro-2H-, 1,1-dioxide; 2H-1,4-Benzothiazine, 3,4-dihydro-, 1,1-dioxide; 3,4-Dihydro-1,4-benzothiazine 1,1-dioxide; 1,1-Dioxo-1,4-benzothiazine; 1,4-Benzothiazine-1,1-dioxide, 3,4-dihydro-; Benzothiazine dioxide; 82299-64-7
EINECS	Contact for details

Quality Control

Our 3,4-Dihydro-2H-1,4-Benzothiazine 1,1-Dioxide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee compliance with your research and development requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.